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Table 5 Comparison of lipids and fatty acids with significant correlation between age groups and ischaemic stroke subtypes

From: Features of serum fatty acids in acute ischaemic stroke patients aged 50 years or older

 

Age Groups

50 = < Age < 65 (n = 32)

p

65 = < Age < 80 (n = 91)

p

80 = < Age (n = 68)

p

LAA_SVO (n = 25) 78.1%

CE_O (n = 7) 21.9%

LAA_SVO (n = 48) 52.7%

CE_O (n = 43) 47.3%

LAA_SVO (n = 29) 42.6%

CE_O (n = 39) 57.4%

Age (m ± SD) years

58.0 ± 3.9

57.0 ± 5.2

ns

71.5 ± 4.3

73.1 ± 4.2

ns

84.4 ± 4.0

85.7 ± 4.9

ns

Lipids

 T-CHO (m ± SD) mg/dl

224.2 ± 39.9

177.3 ± 33.7

0.0083

211.3 ± 45.5

195.3 ± 34.3

ns

209.2 ± 36.2

189.2 ± 35.5

0.0269

 TG (MD, IQR) mg/dl

173, 104–223

57, 48–180

0.034

93.5, 72.3–134

90, 67–134

ns

100, 66.5–138.5

86, 70.5–107

ns

Saturated Fatty Acids

 LaA (C12:0) (MD, IQR) μg/ml

1.8, 0.95–4.35

1.1, 0.3–1.7

0.068

1,2, 0.73–2.38

1,2, 0.7–2.6

ns

1.0, 0.65–2.2

1.1, 0.8–1.6

ns

 MyA (C14:0) (MD, IQR) μg/ml

23.9, 16.35–39.55

13, 11.7–22.5

0.0425

18.3, 13.73–27.73

17.6, 14–27.2

ns

18.2, 13.0–30.95

17.5, 12.4–22.1

ns

 PA (C16:0) (MD, IQR) μg/ml

777.8, 704.5–960.5

661.6, 535.1–718.4

0.024

679.95, 573.48–814.28

674.4, 597–833.1

ns

728, 586.95–776.7

621.4, 577–700.3

0.0153

 StA (C18:0) (MD, IQR) μg/ml

229.4, 208.6–280.05

168.6, 137.3–195.9

0.0051

209.25, 186.7–240.88

201.1, 174.2–243.4

ns

185.6, 176.25–224.9

184.3, 160.9–212.1

ns

n-9 Monounsaturated Fatty Acid

 OlA (C18:1) (MD, IQR) μg/ml

742.5, 637.45–865.85

601.8, 496.5–640.1

0.0381

602.65, 516.78–716.73

604.8, 506–793.4

ns

593.9, 499.35–692.75

541.1, 491.5–618.6

ns

 OlA (C18:1) (m ± SD) %

22.1 ± 2.37

23.2 ± 2.5

ns

21.36 ± 2.58

21.26 ± 2.28

ns

20.51 ± 2.19

20.79 ± 2.68

ns

n-6 Polyunsaturated Fatty Acids

 LiA (C18:2) (MD, IQR) μg/ml

896.8, 806.4–1007.75

697.5, 586.2–882.2

0.0213

804.35, 687.48–999.63

833.7, 698.4–932.7

ns

777.3, 666.85–866.1

664, 619.9–728.5

0.0182

 DGLA (C20:3) (MD, IQR) μg/ml

36.8, 28.9–48.35

22, 14.9–36.9

0.0448

31.7, 24.23–37.3

28.3, 18.6–36.1

ns

27.4, 21.45–36

23.1, 19.6–28

0.0252

 AA (C20:4) (MD, IQR) μg/ml

172.4, 146.4–204.5

116.4, 106.2–161

0.0189

147.0, 130.8–175.4

144.4, 113.1–158.9

ns

153, 123.85–172.25

133.1, 116.2–157.5

0.0401

 DGLA (C20:3) (m ± SD) %

1.08 ± 0.23

0.99 ± 0.33

ns

1.04 ± 0.29

0.93 ± 0.27

ns

1.03 ± 0.31

0.91 ± 0.20

ns

n-3 Polyunsaturated Fatty Acids

 AlA (C18:3) (MD, IQR) μg/ml

23.3, 19.05–31.4

21.8, 13.7–26.3

ns

21.7, 15.3–32.93

24, 16.4–32.5

ns

19.0, 14.15–25.45

17.3, 13.3–22.4

ns

 EPA (C20:5) (MD, IQR) %

1.43, 0.965–2.845

1.93, 0.61–2.74

ns

2.055, 1.50–2.835

2.22, 1.65–3.26

ns

2.23, 1.595–3.845

2.54, 1.92–3.37

ns

 DHA (C22:6) (m ± SD) %

3.956 ± 1.35 b

3.60 ± 1.36 ab

ns

4.515 ± 1.458

4.64 ± 1.26

ns

5.05 ± 1.19

5.21 ± 1.18

ns

 EPA / AA ratio (MD, IQR)

0.32, 0.19–0.53

0.35, 0.15–0.54

ns

0.455, 0.325–0.578

0.46, 0.37–0.67

ns

0.43, 0.305–0.725

0.48, 0.38–0.7

ns

 n-6 / n-3 ratio (MD, IQR)

4.72, 3.625–7.255

5.11, 3.97–7.81

ns

4.49, 3.448–5.625

4.3, 3.38–5.18

ns

4.03, 3.045–4.98

3.73, 2.91–4.55

ns

  1. m Mean, SD Standard deviation, MD Median, IQR Interquartile range, % Weight percent of fatty acids, p Probability, T-CHO Total cholesterol, TG Triglyceride, LAA_SVO Large-artery atherosclerosis and small-vessel occlusion, CE_O Cardioembolism and others, LaA Lauric acid, MyA Myristic acid, PA Palmitic acid, StA Stearic acid, OlA Oleic acid, LiA Linoleic acid, DGLA Dihomogammalinolenic acid, AA Arachidonic acid, ALA Alpha-linolenic acid, EPA Eicosapentaenoic acid, DHA Docosahexaenoic acid, n-6 n-6 polyunsaturated fatty acids, n-3 n-3 polyunsaturated fatty acids